new create_workflow and update_workflow endpoint that supports either json or yaml format (#2408)

skyvern/schemas/workflows.py

@@ -0,0 +1,14 @@
+from pydantic import BaseModel, Field
+
+from skyvern.forge.sdk.workflow.models.yaml import WorkflowCreateYAMLRequest
+
+
+class WorkflowRequest(BaseModel):
+    json_definition: WorkflowCreateYAMLRequest | None = Field(
+        default=None,
+        description="Workflow definition in JSON format",
+    )
+    yaml_definition: str | None = Field(
+        default=None,
+        description="Workflow definition in YAML format",
+    )